Finding the Fourth Proportional to 119,535.68, 179,303.34 and 36,429.68
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Solution
The fourth proportional to 119,535.68, 179,303.34 and 36,429.68 is: 54,644.47
Step by Step Solution
- Step 1: Write the proportion equation
119,535.68 : 179,303.34 = 36,429.68 : x - Step 2: Convert to fraction form
119,535.68/179,303.34 = 36,429.68/x - Step 3: Cross multiply
119,535.68x = 179,303.34 × 36,429.68 - Step 4: Simplify right side
119,535.68x = 6,531,963,299.13 - Step 5: Solve for x
x = 6,531,963,299.13/119,535.68 - Step 6: Final answer
x = 54,644.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.